- (n.) The layer of the blastoderm, between the ectoderm and endoderm; mesoblast. See Illust. of Blastoderm and Ectoderm.
- (n.) The middle body layer in some invertebrates.
- (n.) The middle layer of tissue in some vegetable structures.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). mesoderm. Retrieved September 21, 2026, from http://smartdefine.org/mesoderm/definitions/2032055 |
| Chicago | Webster's. 2011. "mesoderm" http://smartdefine.org/mesoderm/definitions/2032055 (accessed September 21, 2026). |
| Harvard | Webster's 2011, mesoderm, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/mesoderm/definitions/2032055>. |
| MLA | Webster's. "mesoderm" 27 May 2011. Web. 21 September 2026. <http://smartdefine.org/mesoderm/definitions/2032055> |